Solar Cooker - Prototype

https://youtu.be/zOi9ENOl3c4

Take it camping, to the beach, to your survival hut for cooking after the collapse of society. Solar cookers work in hot or cold weather, from about 1 hour after sunrise until 1 hour before sunset.

This model is a small prototype of a parabolic cooker, measuring only 40cm in diameter. As you can see in the video, it sets a piece of paper on fire in seconds.

I've included a 1-meter version that equals the size of many commercially-available solar cookers, bu